Home / 34,110.46-47,059.93-20,672.02

Finding the Fourth Proportional to 34,110.46, 47,059.93 and 20,672.02

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Solution

The fourth proportional to 34,110.46, 47,059.93 and 20,672.02 is: 28,519.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,110.46 : 47,059.93 = 20,672.02 : x
  2. Step 2: Convert to fraction form
    34,110.46/47,059.93 = 20,672.02/x
  3. Step 3: Cross multiply
    34,110.46x = 47,059.93 × 20,672.02
  4. Step 4: Simplify right side
    34,110.46x = 972,823,814.16
  5. Step 5: Solve for x
    x = 972,823,814.16/34,110.46
  6. Step 6: Final answer
    x = 28,519.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.